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Related Experiment Videos

Severe obstructive airway disorders and diseases: vocal fold dysfunction.

Katherine A Kendall1, Samuel Louie

  • 1Department of Otolaryngology, University of California, Davis, Davis, CA, USA. kendall@udmc.ucdavis.edu

Clinical Reviews in Allergy & Immunology
|January 13, 2004
PubMed
Summary

Vocal Fold Dysfunction (VFD) involves abnormal vocal fold closure during breathing, causing respiratory issues. Diagnosis requires laryngoscopy, and management focuses on speech therapy and breathing strategies.

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Area of Science:

  • Otolaryngology
  • Pulmonology
  • Speech-Language Pathology

Background:

  • Vocal Fold Dysfunction (VFD) is a condition causing abnormal vocal fold adduction during inspiration.
  • It presents with diverse symptoms, from inspiratory stridor to severe respiratory distress and laryngospasm.
  • Differentiating VFD from refractory asthma is crucial to prevent inappropriate treatments like pharmacotherapy and intubation.

Purpose of the Study:

  • To highlight the importance of accurate diagnosis and effective management of Vocal Fold Dysfunction.
  • To differentiate VFD from other respiratory conditions like refractory asthma.
  • To emphasize the role of speech therapy and breathing strategies in VFD management.

Main Methods:

  • Diagnosis is confirmed by flexible fiberoptic laryngoscopy during symptomatic episodes.

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  • Pulmonary function studies and response to bronchodilators can offer diagnostic clues.
  • Assessment involves evaluating inspiratory stridor and potential laryngospasm.

    • Main Results:

    • Vocal Fold Dysfunction can mimic asthma, leading to misdiagnosis and ineffective treatment.
    • Flexible fiberoptic laryngoscopy is the definitive diagnostic tool when patients are symptomatic.
    • Speech therapy and breathing strategies are effective in managing VFD.

    Conclusions:

    • Accurate diagnosis of Vocal Fold Dysfunction is essential to guide appropriate patient management.
    • Flexible fiberoptic laryngoscopy during symptomatic periods is key for diagnosis.
    • Speech therapy and breathing strategies offer effective non-pharmacological management for VFD, alongside addressing triggers like reflux.